Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
information alone » information along, information long, information about
air communication » csr communication, chairs communication, fiber communication
developpement du » developpement de, developpement des, developpement et
ecology health » colony health, technology health, economy healthy
alone does » one does, alone doth
du afrique » en afrique, l afrique, de l'afrique
does air » does pair, does aid, does asia

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: ecology health information alone does air communication a leur developpement du afrique.*.